.header {
  border-bottom: solid 5px #40a8a5;
}
.header .header-seaction {
  width: 1100px;
  margin: 0 auto;
  height: 70px;
  line-height: 70px;
}
.header .header-seaction .header-logo {
  float: left;
}
.header .header-seaction .header-logo a {
  font-weight: 700;
  font-size: 18.75px;
  color: #17a2b8;
}
.header .header-seaction .header-logo a i {
  font-weight: 700;
}
.header .header-seaction .nav {
  float: left;
  margin-left: 20px;
}
.header .header-seaction .nav ul li {
  display: block;
  float: left;
  margin-right: 21px;
}
.header .header-seaction .nav ul li a {
  color: #999;
  font-weight: 700;
}
.header .header-seaction .nav ul li a:hover {
  color: #212529;
}
.header .header-seaction .message {
  float: left;
}
.header .header-seaction .message i {
  margin-left: 10px;
  font-size: 18px;
  font-weight: 700;
  margin-top: 28px;
  color: #999;
  position: absolute;
}
.header .header-seaction .message i:hover {
  color: #007bff;
}
.header .header-seaction .message span {
  position: relative;
  top: -8px;
  left: 20px;
  font-size: 14px;
  border: solid 1px red;
  background-color: red;
  border-radius: 20px;
  color: white;
}
.header .header-seaction .person {
  float: right;
  position: relative;
}
.header .header-seaction .person img {
  width: 25px;
  height: 25px;
  border-radius: 5px;
  vertical-align: middle;
}
.header .header-seaction .person label {
  color: #999;
}
.header .header-seaction .person label:hover {
  color: #212529;
}
.header .header-seaction .person input[type='checkbox'] {
  display: none;
}
.header .header-seaction .person input[type='checkbox']:checked + .person-menu {
  display: block;
}
.header .header-seaction .person .person-menu {
  display: none;
  position: absolute;
  width: 150px;
  border-radius: 5px;
  background: #fff;
}
.header .header-seaction .person .person-menu a {
  display: block;
  color: #999;
  margin-top: 10px;
  margin-bottom: 10px;
  margin-left: 10px;
  font-size: 15px;
  line-height: 28px;
}
.header .header-seaction .person .person-menu a:hover {
  color: #212529;
  background: #999;
}
